[Event "709 Arena"]
[Site "http://chess-academy.net/0LhJPnkg"]
[Date "2026.02.07"]
[Round "-"]
[White "cobraking79"]
[Black "Mateico"]
[Result "1-0"]
[UTCDate "2026.02.07"]
[UTCTime "10:46:05"]
[WhiteElo "1337"]
[BlackElo "1500"]
[WhiteRatingDiff "+165"]
[BlackRatingDiff "-232"]
[Variant "Standard"]
[TimeControl "120+0"]
[ECO "C40"]
[Opening "King's Knight Opening"]
[Termination "Normal"]
[Annotator "chess-academy.net"]

1. e4 { [%eval 0.12] [%clk 0:02:00] } 1... e5 { [%eval 0.3] [%clk 0:02:00] } 2. Nf3 { [%eval 0.22] [%clk 0:01:58] } { C40 King's Knight Opening } 2... Bb4? { (0.22 → 1.54) Mistake. Best move was Nc6. } { [%eval 1.54] [%clk 0:02:00] } (2... Nc6 3. Bb5 Nf6 4. O-O Nxe4 5. d4 Nd6 6. Bxc6 dxc6 7. dxe5) 3. c3 { [%eval 1.4] [%clk 0:01:55] } 3... Qe7?? { (1.40 → 4.92) Blunder. Best move was Be7. } { [%eval 4.92] [%clk 0:01:57] } (3... Be7) 4. cxb4 { [%eval 4.41] [%clk 0:01:54] } 4... Qxb4 { [%eval 4.88] [%clk 0:01:56] } 5. a3?! { (4.88 → 4.09) Inaccuracy. Best move was Nc3. } { [%eval 4.09] [%clk 0:01:50] } (5. Nc3) 5... c5?? { (4.09 → 19.38) Blunder. Best move was Qxe4+. } { [%eval 19.38] [%clk 0:01:54] } (5... Qxe4+ 6. Be2 Qg6 7. Nc3 e4 8. Nh4 Qf6 9. g3 Ne7 10. O-O Nbc6 11. d3 exd3 12. Bxd3) 6. axb4 { [%eval 18.84] [%clk 0:01:48] } 6... cxb4 { [%eval 19.16] [%clk 0:01:53] } 7. Qb3 { [%eval 17.85] [%clk 0:01:45] } 7... a5 { [%eval 23.3] [%clk 0:01:51] } 8. Qa4 { [%eval 16.91] [%clk 0:01:43] } 8... b5 { [%eval 19.36] [%clk 0:01:48] } 9. Bxb5 { [%eval 18.31] [%clk 0:01:41] } 9... Bb7 { [%eval 20.0] [%clk 0:01:42] } 10. Nxe5 { [%eval 19.5] [%clk 0:01:37] } 10... Bxe4 { [%eval 24.41] [%clk 0:01:41] } 11. f3 { [%eval 19.21] [%clk 0:01:34] } 11... Bxb1 { [%eval 23.03] [%clk 0:01:39] } 12. Rxb1 { [%eval 19.01] [%clk 0:01:31] } 12... Nc6 { [%eval 30.96] [%clk 0:01:34] } 13. Bxc6 { [%eval 30.13] [%clk 0:01:29] } 13... O-O-O?! { (30.13 → Mate in 5) Checkmate is now unavoidable. Best move was Nf6. } { [%eval #5] [%clk 0:01:33] } (13... Nf6 14. Bxa8) 14. Qxa5?! { (Mate in 5 → 34.70) Lost forced checkmate sequence. Best move was Bxd7+. } { [%eval 34.7] [%clk 0:01:25] } (14. Bxd7+ Kb7 15. Qb5+ Kc7 16. Qc6+ Kb8 17. Qb6+ Ka8 18. Bc6#) 14... dxc6?! { (34.70 → Mate in 4) Checkmate is now unavoidable. Best move was Nf6. } { [%eval #4] [%clk 0:01:33] } (14... Nf6 15. Bb5) 15. Qa8+ { [%eval #3] [%clk 0:01:24] } 15... Kc7 { [%eval #3] [%clk 0:01:31] } 16. Qa7+?! { (Mate in 3 → 36.61) Lost forced checkmate sequence. Best move was Qxc6+. } { [%eval 36.61] [%clk 0:01:21] } (16. Qxc6+ Kb8 17. Ra1 b3 18. Ra8#) 16... Kd6 { [%eval 36.24] [%clk 0:01:29] } 17. Ra1 { [%eval 29.13] [%clk 0:01:21] } 17... Rd7?! { (29.13 → Mate in 4) Checkmate is now unavoidable. Best move was Nf6. } { [%eval #4] [%clk 0:01:10] } (17... Nf6) 18. Qa8?! { (Mate in 4 → 30.16) Lost forced checkmate sequence. Best move was Qxd7+. } { [%eval 30.16] [%clk 0:01:15] } (18. Qxd7+ Kxe5 19. Ra5+ c5 20. Rxc5+ Kf4 21. d3#) 18... Kxe5?! { (30.16 → Mate in 9) Checkmate is now unavoidable. Best move was Ne7. } { [%eval #9] [%clk 0:01:08] } (18... Ne7 19. Nxf7+) 19. Ra2?! { (Mate in 9 → 20.81) Lost forced checkmate sequence. Best move was Qxc6. } { [%eval 20.81] [%clk 0:01:14] } (19. Qxc6 Nf6 20. d4+ Rxd4 21. Ra5+ Rd5 22. Qc7+ Kf5 23. g4+ Kg6 24. Qc2+ Ne4 25. Qxe4+ Kf6) 19... Kd4 { [%eval 22.34] [%clk 0:01:01] } 20. Ra4 { [%eval 21.44] [%clk 0:01:07] } 20... Kd3?! { (21.44 → Mate in 5) Checkmate is now unavoidable. Best move was Re7+. } { [%eval #5] [%clk 0:01:01] } (20... Re7+ 21. Kf2) 21. Ra3+?! { (Mate in 5 → 24.22) Lost forced checkmate sequence. Best move was Rxb4. } { [%eval 24.22] [%clk 0:01:04] } (21. Rxb4 Nf6 22. Qa2 Re8+ 23. Kd1 Re1+ 24. Rxe1 c5 25. Re3#) 21... Kc2?! { (24.22 → Mate in 4) Checkmate is now unavoidable. Best move was bxa3. } { [%eval #4] [%clk 0:00:59] } (21... bxa3 22. Qxc6) 22. Ke2?! { (Mate in 4 → Mate in 7) Not the best checkmate sequence. Best move was Qa4+. } { [%eval #7] [%clk 0:01:00] } (22. Qa4+ b3 23. Qxb3+ Kb1 24. Qa2+ Kxc1 25. Rc3#) 22... Re7+ { [%eval #7] [%clk 0:00:59] } 23. Kf2 { [%eval #6] [%clk 0:00:56] } 23... Re2+ { [%eval #4] [%clk 0:00:57] } 24. Kxe2 { [%eval #3] [%clk 0:00:53] } 24... f6 { [%eval #2] [%clk 0:00:54] } 25. f4?! { (Mate in 2 → Mate in 3) Not the best checkmate sequence. Best move was Qxc6+. } { [%eval #3] [%clk 0:00:50] } (25. Qxc6+ Kb1 26. Qe4#) 25... Ne7 { [%eval #2] [%clk 0:00:54] } 26. Qxh8?! { (Mate in 2 → Mate in 7) Not the best checkmate sequence. Best move was Qa4+. } { [%eval #7] [%clk 0:00:48] } (26. Qa4+ Kb1 27. Ra1#) 26... Nf5 { [%eval #3] [%clk 0:00:54] } 27. Qxh7?! { (Mate in 3 → Mate in 5) Not the best checkmate sequence. Best move was Qd8. } { [%eval #5] [%clk 0:00:47] } (27. Qd8 Nd4+ 28. Qxd4 bxa3 29. Qd3#) 27... bxa3 { [%eval #5] [%clk 0:00:50] } 28. bxa3?! { (Mate in 5 → Mate in 5) Not the best checkmate sequence. Best move was Qxf5+. } { [%eval #5] [%clk 0:00:45] } (28. Qxf5+ Kb3 29. Qc5 axb2 30. Bxb2 f5 31. Ra1 Kxb2 32. Qc3#) 28... c5 { [%eval #4] [%clk 0:00:45] } 29. Qxf5+ { [%eval #3] [%clk 0:00:43] } 29... Kb3 { [%eval #3] [%clk 0:00:44] } 30. Qxc5 { [%eval #2] [%clk 0:00:41] } 30... Ka4 { [%eval #1] [%clk 0:00:43] } 31. Qb4# { [%clk 0:00:38] } { White wins by checkmate. } 1-0


